MHD simulation of tilt instability during the dynamic FRC magnetic compression processThe nonlinear evolution of the tilt instability in a field reversed configuration (FRC) during the dynamic magnetic compression process has been investigated using magnetohydrodynamic (MHD)…Yiming Ma, Ping Zhu, Bo Rao et al.·Jun 25, 2025SaveLearn
Physics-Informed Machine Learning Approach to Modeling Line Emission from Helium-Containing PlasmasThe helium I line intensity ratio (LIR) method is used to measure the electron density (ne) and temperature (Te) of fusion-relevant plasmas. Although the collisional-radiative model (CRM) has…Shin Kajita·Jun 25, 2025SaveLearn
First experimental demonstration of plasma shape control in a tokamak through Model Predictive ControlIn this work, a Model Predictive Controller (MPC) is proposed to control the plasma shape in the Tokamak à Configuration Variable (TCV). The proposed controller relies on models obtained by coupling…Adriano Mele, Maria A. Topalova, Cristian Galperti et al.·Jun 25, 2025SaveLearn
Particle Injection Problem in Magnetic Reconnection and TurbulenceMagnetic reconnection and turbulence in magnetically-dominated environments have been proposed as important nonthermal particle acceleration mechanisms that generate high energy particles and…Fan Guo, Omar French, Qile Zhang et al.·Jun 24, 2025SaveLearn
Electromagnetic and Centrifugal Effects on Plasma Acceleration in the Magnetic NozzlePlasma flow and acceleration in the converging-diverging magnetic field configuration, such as magnetic nozzle in electric propulsion and open magnetic mirrors for fusion applications are considered.…A. I. Smolyakov, A. Sabo, S. I. Krasheninnikov et al.·Jun 24, 2025SaveLearn
Wave Topology in Hall MHDHall Magnetohydrodynamics (HMHD) extends ideal MHD by incorporating the Hall effect via the induction equation, making it more accurate for describing plasma behavior at length scales below the ion…Alejandro Mesa Dame, Hong Qin, Eric Palmerduca et al.·Jun 23, 2025SaveLearn
Structure and dynamics of finite three-dimensional Yukawa clusters in complex plasmas : Newtonian versus Langevin DynamicsThe structure and dynamics of a harmonically confined three dimensional finite dust cluster are investigated via both Langevin Dynamics (LD) and frictionless Molecular Dynamics (fMD) simulation. The…Hirakjyoti Sarma, Nilakshi Das·Jun 23, 2025SaveLearn
Flux-driven turbulent transport using penalisation in the Hasegawa-Wakatani systemFirst numerical results from the newly-developed pseudo-spectral code P-FLARE (Penalised FLux-driven Algorithm for REduced models) are presented. This flux-driven turbulence/transport code uses a…Pierre L. Guillon, Özgür D. Gürcan, Guilhem Dif-Pradalier et al.·Jun 23, 2025SaveLearn
External charged debris in a flowing plasma : charge fluctuation induced complexityIn this work, we investigate the response of a flowing e-i plasma to embedded external charged debris, focusing on the periodic debris charge fluctuations that can trigger complex phenomena such as…Bikramjit Joardar, Hitendra Sarkar, Madhurjya P. Bora·Jun 23, 2025SaveLearn
Spatial, Spectral and Temporal Response of High Intensity Laser Plasma Mirrors- Direct Observation of the Ponderomotive PushPlasma-based optics have emerged as a powerful platform for manipulating and amplifying ultra-intense laser pulses. However, the inherently nonlinear and dynamic nature of plasma leads to significant…Sk Rakeeb, Animesh Sharma, Sagar Dam et al.·Jun 23, 2025SaveLearn
Simulating ultrarelativistic beam-plasma instabilities with a quasistatic particle-in-cell codeQuasistatic particle-in-cell (PIC) codes are increasingly employed to study laser or plasma wakefield accelerators. By decoupling the slow dynamics of the driver (a laser or ultrarelativistic…Q. Labro, X. Davoine, L. Gremillet et al.·Jun 23, 2025SaveLearn
Polarization ratios of turbulent Langmuir/Z-mode waves generated by electron beams in magnetized solar wind plasmasThe polarization ratios F=|E|2/|E|2 of beam-generated turbulent Langmuir/Z-mode (LZ) waves and electromagnetic emissions radiated at plasma frequency ωp by such…Francisco Javier Polanco-Rodríguez, Catherine Krafft, Philippe Savoini·Jun 23, 2025SaveLearn
Observation of laser plasma accelerated electrons with transverse momentum spread below the thermal levelAchieving high-quality electron beams from laser-plasma accelerators critically relies on density tailoring to control electron dynamics during injection, acceleration, and extraction. We report on…T. L. Steyn, A. Panchal, O. Vasilovici et al.·Jun 22, 2025SaveLearn
A class of high-beta, large-aspect-ratio quasiaxisymmetric Palumbo-like configurationsThe space of high-beta, approximately quasiaxisymmetric, large-aspect-ratio stellarator configurations is explored using an inverse coordinate approach and a quadratic polynomial ansatz for the flux…Andrew Brown, Wrick Sengupta, Nikita Nikulsin et al.·Jun 21, 2025SaveLearn
Particle-in-cell simulations of plasma wakefield formation in microwave waveguidesThe acceleration of charged particles is fundamental not only for experimental studies in particle physics but also for applications in fields such as semiconductor manufacturing and medical…Jesús E. López, Eduardo A. Orozco·Jun 21, 2025SaveLearn
Modeling helium compression and enrichment in DIII-D edge plasmas using the SOLPS-ITER codeEfficient removal of helium ash is a critical requirement for the operation of fusion power plants, as its accumulation can dilute the core fuel and degrade plasma performance. While past studies…Rebecca Masline, Michael Wigram, Dennis Whyte·Jun 20, 2025SaveLearn
A low-cost plasma source aimed for medical applications using Ar as the working gasDue to advances in equipment and intense research on plasma biomedical applications over the past few years, plasma devices are now suitable for clinical use. It has been demonstrated that plasma…Fellype do Nascimento, Bruno Henrique da Silva Leal, Konstantin Georgiev Kostov·Jun 20, 2025SaveLearn
The Dielectric Response of Plasmas with Arbitrary Gyrotropic Velocity DistributionsHot and tenuous plasmas are frequently far from local thermodynamic equilibrium, necessitating sophisticated methods for determining the associated plasma dielectric tensor and normal mode response.…Kristopher Klein, Daniel Verscharen·Jun 19, 2025SaveLearn
Learning Heat Transport Kernels Using a Nonlocal Heat Transport Theory-Informed Neural NetworkWe present a data-driven framework for the modeling of nonlocal heat transport in plasmas using a nonlocal theory informed neural network trained on kinetic Particle-in-Cell simulations that span…Mufei Luo, Charles Heaton, Yizhen Wang et al.·Jun 19, 2025SaveLearn
Snowplow Model Predictions for Plasma Temperature in Z pinch DischargesUsing the general framework of the snowplow model, we introduce the equations for computing plasma temperature in Z pinch discharges. We also present expressions to quantify energy transfers in Z…Miguel Cárdenas, Alejandro Nettle, Leandro Núñez·Jun 19, 2025SaveLearn
Eigenvalues and Eigenfunctions of Landau Damping Oscillations in Very Weakly Collisional PlasmaLandau-damped oscillations in collisionless plasmas, described by van Kampen and Case, are quasi-modes, representing a continuous superposition of singular eigenfunctions, not true eigenmodes. Recent…Evgeny V. Polyachenko, Ilia G. Shukhman·Jun 19, 2025SaveLearn
Energy conversion and scaling analysis of relativistic magnetic reconnectionRelativistic magnetic reconnection is a key process for accelerating charged particles and producing high-energy radiation. We study this process using relativistic resistive magnetohydrodynamics…Harihar Pradhan, Kirit D Makwana, Bart Ripperda·Jun 19, 2025SaveLearn
Characterization of discharge capillaries via benchmarked hydrodynamic plasma simulationsPlasma accelerators utilize strong electric fields in plasma waves to accelerate charged particles, making them a compact alternative to radiofrequency technologies. Discharge capillaries are plasma…S. M. Mewes, G. J. Boyle, R. D'Arcy et al.·Jun 19, 2025SaveLearn
Electrical charge decay on dielectric surface in nitrogen/C4F7N mixturesThe decay of electrical charge on a dielectric surface in nitrogen-C4F7N (Novec4710, C4) mixtures is investigated using measurement of electric field via in-situ electric field-induced second…D. Prokop, M. Mrkvickova, J. Tungli et al.·Jun 19, 2025SaveLearn
Magnetic stagnation of two counterstreaming plasma jets induced by intense laserExperiments with interacting high-velocity flows of laser plasma can help answer the fundamental questions in plasma physics and improve the understanding of the mechanisms behind astrophysical…R. S. Zemskov, S. E. Perevalov, A. V. Kotov et al.·Jun 19, 2025SaveLearn